/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

/* 基础边距设置 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* PC端边距 */
.section {
    padding: 60px 0;
}

.content-block {
    margin: 30px 0;
    padding: 20px;
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #2c3e50;
    height: 50px;
}

.nav-list {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: 30px;
}

.nav-item .active {
    color: #3498db;
}

.nav-item a {
    font-weight: 500;
    transition: color 0.3s;
}

.nav-item a:hover {
    color: #3498db;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}